Abstract: An X-ray computed tomography apparatus includes, an X-ray source which irradiates an object with X-rays spreading in a slice direction, an X-ray detector including a plurality of X-ray detection elements which are juxtaposed in the slice direction and detect X-rays transmitted through the object, a reconstruction unit which includes a back-projection unit which obtains back-projection data relating to each of a plurality of pixels defined in an imaging area by performing back projection of data acquired by the X-ray detector and an interpolation unit which interpolates the data, and performs reconstruction processing for an image, and a setting unit which sets central positions of a plurality of pixels in the imaging area in the reconstruction processing to positions offset from positions corresponding to centers of the X-ray detection elements in the slice direction.

Abstract: A medical information processing system including an input part, a sound analyzer, a state detector, determination information storage, and an association processor. Upon receiving plural types of medical information via sound input respectively, the medical information processing system can distinguish the plural types of medical information by a simple operation. The input part receives the medical information via sound input. The sound analyzer analyzes the received sound and converts it into character strings. The state detector detects plural states of the input part, respectively. The determination information storage stores in advance determination information in which each of plural states is related to types of information making up a medical record. The association processor identifies the type corresponding to the detected state based on the determination information, and relates the information indicating the identified type with the character strings converted from the sound input.

Abstract: An image processing apparatus according to an embodiment includes a lung field region extracting unit, a lung field bottom region extracting unit, and a detecting unit. The lung field region extracting unit is configured to extract, based on pixel values of pixels constituting a three-dimensional medical image capturing a chest of a subject, a lung field region from the three-dimensional medical image. The lung field bottom region extracting unit is configured to extract a lung field bottom region from the lung field region. The detecting unit is configured to detect a vertex position of the lung field bottom region on the head side of the subject.

Abstract: The X-ray CT system and control program thereof according to the embodiment comprise an X-ray tube, a collimator, and a controller. The X-ray tube has an emission surface of X-rays and is configured such that the size of an effective focal spot that is the apparent size of the emission surface when the emission surface is observed from the side where X-rays are irradiated is made smaller at one end of a cone angle and the size of the effective focal spot is made increasingly larger at the other end of the cone angle. The controller is configured to select the effective focal spot with any size from small to large by controlling the collimator.

Abstract: A medical image processing apparatus comprises a structure identifying part, an image generator, and a display controller. The structure identifying part identifies a tubular structure inside a subject and a core line in the axial direction of the tubular structure based on medical image data. The image generator generates medical images when viewing a predetermined observation object from a desired view point position inside the tubular structure. The display controller causes the display to display medical images. Furthermore, at each timing, the image generator identifies view point position at which the relative distance between the position of the observation object and the view point position becomes even among each of the timings, and generates a medical image from the view point position for each timing. Moreover, the display controller causes the display to display a plurality of the medical images generated for each of the timings in chronological order.

Abstract: A medical image processing device according to an embodiment includes a first reconstruction unit, a second reconstruction unit, and an image combining unit. The first reconstruction unit generates a first reconstructed image on the basis of an X-ray collection image using a first reconstruction filter. The second reconstruction unit generates a second reconstructed image on the basis of the X-ray collection image, using a second reconstruction filter having a high-frequency emphasis effect more than that of the first reconstruction filter. The image combining unit combines the first reconstructed image with the second reconstructed image.

Abstract: Provided is a medical image processing apparatus allowing the generation of image data by changing the reconstruction conditions in correspondence with the positional relation of an observation target based on the projected data chronologically acquired by an X-ray CT scanner. The medical image processing apparatus includes a photographing unit, a reconfiguration processing unit, an extracting unit, and an analyzing unit. The photographing unit scans the flexible site of the living body configured from multiple parts in order to acquire projected data. The reconfiguration processing unit carries out reconfiguration processing on the projected data and generates image data of the flexible site regarding the plurality of timing points. The extracting unit extracts the plurality of components configuring the flexible site from the respective image data. The analyzing unit obtains the positional relation of the plurality of components.

Abstract: A medical apparatus according to an embodiment comprises a setting part, a creating part, and a display controller. The setting part is used for setting an insertion route of a puncture needle for a subject onto an image based on volume data. The creating part creates a graphic schematically indicating the volume data. The display controller displays the graphic on a display, and displays a route image corresponding to the insertion route.

Abstract: A magnetic resonance imaging (MRI) system includes at least one controller configured to first acquire at least MRI locator image data for different portions of patient anatomy at each of different imaging stations for a defined multi-station locator sequence. An operator may interface with a respectively corresponding displayed locator image for each imaging station to set diagnostic scan sequence parameters for subsequent diagnostic MRI scans of corresponding portions of patient anatomy. Diagnostic MRI scan data is automatically acquired at each of the imaging stations in a multi-station diagnostic scan sequence that, if desired, can be seamlessly continued without operator interruption once begun.

Abstract: A CT apparatus includes: a tube that produces an X-ray photon whose highest energy is higher than highest peak energy of characteristic X-rays; a detecting material; a unit that produces a first attenuation coefficient map which corresponds to a first energy region including the highest peak energy of the characteristic X-rays; a unit that transforms the first attenuation coefficient map into a second attenuation coefficient map of a second energy region; a unit that produces a scattered photon distribution of scattered X-ray photons on the basis of the second attenuation coefficient map; and a unit that produces data before reconstruction on the basis of the detected X-ray photon which corresponds to the second energy region, corrects and processes the data before reconstruction with the scattered photon distribution so as to produce corrected data, and reconstructs an image corresponding to the second energy region for which scattered radiation is corrected.

Abstract: The medical image processing apparatus according to the embodiment comprises a photographing unit that scans the flexible sites of the living body including the plurality of components and obtains the projected data, a reconstruction processing unit that carries out reconstruction processing on the projected data and generated first image data of the plurality of timing points of the flexible sites, and an analyzing unit that compares the first image data of the plurality of timing points and the second image data showing the flexible sites, thereby specifying the data with the timing point shown in the second image data from among the first image data of the plurality of timing points.

Abstract: An image processing apparatus according to an embodiment includes an acquiring unit, a correcting unit, and a perfusion image creating unit. The acquiring unit obtains a pixel value of a myocardium tissue and an arterial blood before a contrast agent injected in a second contrast examination arrives at a cardiac of a subject when myocardium perfusion data is created, by performing the second contrast examination that captures a second medical image group including the cardiac of the subject who is given an injection of a contrast agent again after a first contrast examination that captures a first medical image group. The correcting unit corrects contrast agent concentrations of an arterial blood and a myocardium tissue in the second medical image group using acquired each pixel value. The perfusion image creating unit computes the myocardium perfusion data in the second contrast examination based on the corrected contrast agent concentrations.

Abstract: According to one embodiment, a medical report writing support system comprises an analyzing unit which analyzes a difference regarding at least one of a change in key images between a first report and a second report regarding a predetermined patient and a change in hyperlinks, and acquires an analyzed result, and a difference information generation unit which generates difference information based on the analyzed result.

Abstract: The storage stores three-dimensional image data at a plurality of time points indicating the flexible site of a biological body. A reconstruction processor subjects the projection data to reconstruction processing to generate three-dimensional image data regarding the flexible site for each of a plurality of timing points. An extracting part extracts a plurality of construction sites constructing the flexible site from the image data. An analyzing part calculates positional information indicating the position of the first site in the plurality of construction sites extracted from the image data at the first timing point, and the position of the first site extracted from the image data at the second timing point. An image processor generates a plurality of medical images indicating temporal changes in the relative position of the second site in the plurality of construction sites to the first site based on the positional information.

Abstract: According to one embodiment, an X-ray CT apparatus includes a data acquiring unit, a data processing unit and a data transmitting unit. The data acquiring unit is configured to expose an X-ray to an object, acquire detection data of the X-ray having transmitted the object and compress the detection data to generate compressed data. The data processing unit is configured to generate X-ray CT image data of the object based on the compressed data transmitted from the data acquiring unit through a transmission line. The data transmitting unit is configured to transmit uncompressed detection data of an X-ray to the data processing unit through the transmission line according to information from an input device.

Abstract: The collecting part of the X-ray CT apparatus according to the embodiment scans a subject using X-rays and collects data. The memory prerecords a basic image including the designated area of the subject. The controller instructs the collector to repeatedly perform the first scan, using the conditions for the first scan, of the designated area of the subject to who contrast agent has been administered. The controller then receives the specified trigger input, and instructs the second scan of the subject using the conditions for the second scan. The image generator repeatedly produces the first medical image based on the data collected when the first scan is being performed, and produces a subtraction image from the first medical image and the basic image. The image generator then produces the second medical image based on the data collected when the second scan is being performed.

Abstract: A medical diagnostic imaging apparatus of an embodiment includes: an imaging unit configured to capture a medical image of a blood vessel in which an artificial valve is to be placed; a display unit configured to display the medical image captured by the imaging unit; a storage unit configured to store artificial valve information about a length of the artificial valve; and a control unit configured to find a length of the artificial valve in the medical image displayed by the display unit, and to judge whether or not the length thus found and the length in the artificial valve information stored in the storage unit are the same.

Abstract: Provided is a medical image diagnostic apparatus, including: a collection unit for collecting data by performing irradiation of X-rays to a body part of a subject who is moving a joint; a processing unit for processing the collected data to form a plurality of internal images indicating the body part of the subject; an input unit for inputting occurrence information indicating a biological reaction that accompanies movement of the joint; a display control unit for displaying information on a display unit; and a control unit for controlling at least one of the collection unit, the processing unit, and the display control unit based on the input occurrence information.

Abstract: An X-ray diagnostic system according to an embodiment includes: an X-ray tube for radiating an X-ray to the subject on the basis of a tube current for taking a scanogram of a subject; an X-ray detector for detecting the X-ray radiated by the X-ray tube and transmitted through the subject; a data collector for collecting X-ray dose distribution data, which shows the dose distribution of the X-ray; an image processor for creating the scanogram from the X-ray dose distribution data; a genuine data generator for generating genuine data showing the dose distribution of the X-ray, from the scanogram; a threshold value setting section for setting a threshold value for the genuine data; and a tube current adjustor for adjusting a tube current for taking a tomographic image of the subject in accordance with a comparison between the X-ray dose in the genuine data and the threshold value.

Abstract: A magnetic resonance imaging apparatus according to an embodiment is a magnetic resonance imaging apparatus that performs a contrast medium imaging, comprising a time management part that measures and manages a lapse time after injection of a contrast medium, a setting part that sets a start time of a second-half imaging in the form of a lapse time after injection of contrast medium, the second-half imaging being performed a predetermined idle time after a first-half imaging and the first-half imaging being performed after injection of the contrast medium, and a display part that displays at least the lapse time measured by the time management part and the start time set by the setting part.